E-series Asynchronous Mirror relationship initial sync not completing
Applies to
- E-series E5760
- SANtricity OS 11.70.3
- FC 32gbps single channel, but running in 16gbps data rate
- FCOE (Fibre channel over ethernet) converter between primary and secondary site
- 2000+ km distance between site
- Asynchronous Mirror relationship
Issue
- A mirrored paired takes forever to complete initial sync to secondary site.
- Connectivity test is normal, however, the bandwidth is ~36mbps
- ~4TB + Data remaining to replicate via initial sync
- Host writing to the primary volume between 30 - 100 mib/s